When you look at the North Star (Polaris), you intercept light from a star at a...
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When you look at the North Star (Polaris), you intercept light from a star at a distance of 431 ly and emitting energy at a rate of 2.2 x 10³ times that of our Sun (P = 3.90 x 10²6 W). sun Neglecting any atmospheric absorption, find the rms values of electric and magnetic fields when the starlight reaches you. When you look at the North Star (Polaris), you intercept light from a star at a distance of 431 ly and emitting energy at a rate of 2.2 x 10³ times that of our Sun (P = 3.90 x 10²6 W). sun Neglecting any atmospheric absorption, find the rms values of electric and magnetic fields when the starlight reaches you.
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